Foreign Intelligence Surveillance Act
What Exactly Is the FISA Court?
It runs by its own rules and its proceedings are kept secret, but we know the fundamentals of how the court was conceived and how it functions.
NSA Surveillance Program Passes Senate
The bill is pending Trump's expected approval.
House Extends Controversial Surveillance Program
The House voted Thursday to renew a surveillance program without adding protections for Americans whose data is inadvertently collected without a warrant.
Mass Surveillance in America: A History of Loosening Laws and Practices
Surveillance in the name of intelligence gathering is nothing new. Here's a look back at significant developments over the past 30-plus years.